The Effect of Patient-Specific Instrumentation Incorporating an Extramedullary Tibial Guide on Operative Efficiency for Total Knee Arthroplasty

Table 4

Comparison of outliers on tibial posterior slope and tibial rotation angles between PSI and CI after TKA.

	Group 1; ()	value; (group 1 : group 3)	Group 2; ()	value; (group 2 : group 3)	Group 3; ()
TSA	5	0.56	2	0.04	8
TRA	6	0.71	3	0.03	9